Bubba wrote:
> Hello I'm new to Mathematica. I have two questions
>
> Q1: Is there any shortcut for copying the previos input. In another system you
> hit the arrow-up key and voila. I know that you can use % but that is
> reffering to the output not input. I want a copy of my *input* so I can
> change it. I do not want to go back to my previos input and change that
> since I want a new fresh copy of the input. I know of course that you
> can copy and paste but that takes to much time.
Ctrl + L (on Windows) or Cmd + L (on Mac)
http://documents.wolfram.com/mathematica/FrontEnd/KeyboardShortcuts/index.en.html
Mathematica Keyboard Shortcuts Card at
http://library.wolfram.com/infocenter/TechNotes/5950/ (printable pdf)
>
> Q2: I want to see all the symbols I have defined myself. If I enter ?*
> I get a list of all the symbols in Mathematica and at the end I see my
> symbols. But I only want to see my symbols and not Mathematicas. Is
> there a way to accomplish that?
>
> Bubba
>